Question:
Two trains are moving in the opposite directions at 48km/ hr and 42 km/hr. The faster train crosses a man in the slower train in 4 seconds. The length of the faster train is.
A100 m
B150 m
C175 m
D90 m
Answer:
A. 100 m
Explanation:
Length of faster train = 5/18 (sum of speed) x time = 5/18 (48 + 42) * 4 = 5/18 * 90 * 4 = 100m